16. Special methods
16.1 User defined methods
Plus
The PF-12
allows the user to program up to 50 user-defined methods. These methods
can be defined as linear (with one factor) or non-linear (functions up to the fourth degree +
Ln-functions). For these methods all options as for the pre-programmed methods are available,
e.g. location, date, dilution, data storage.
Select
03.06.2014
Ä
09:30
Methode
M: 508
^_
03.06.2014
Ä
09:30
User method: P16
Create method?
When selecting an unassigned method number, only the "Create method" selection is available.
After confirming with
letters and numbers for method name, filter selection, factor, decimal places, measuring range,
unit and dimension can be entered via the keyboard.
In the "Factor" query, the factors F0 to F4 and FLn can be entered in sequence, which perform
the calculation in the form of the following formula:
y = F⁰ + F¹xA¹ + F²xA² + F³xA³ + F⁴xA⁴ + FLnxLnA with A = Absorbance.
By pressing the <<EXT>> key before entering the respective factor, a change of sign takes
place. It is always possible to correct and re-enter an incorrect entry by using the
It is also possible to abort the programming at any time with
When selecting an already created method, after pressing the
several options are available for selection which can be scrolled through with the
03.06.2014
Ä
09:30
User method: P01
Execute method?
^_
03.06.2014
Ä
09:30
User method: P01
Edit method?
^_
03.06.2014
Ä
09:30
User method: P01
Delete method?
^_
Manual Photometer PF-12
62
Press
to enter the special method menu from the method selec-
tion menu.
Create
With
and for example 16 method P16 is selected.
OK
the menu-guided entry of the method characteristics is carried out. The
Run method
By confirming with
OK
Edit method
Select the option "Edit method?" by pressing
with
to edit entries menu-guided.
OK
Delete
Select the option "Delete method?" by pressing
with
to delete this method after confirming an additional safety
query.
OK
the selected measuring program is executed.
Plus
EN, V2.00, 08.2021
.
key and entering 2 digits,
/
and confirm
/
and confirm
/
keys.
/
keys.